WfCommons uses a common format for representing workflow execution instances and generated synthetic workflows instances, so that workflow simulators and simulation frameworks (that provide support for WfFormat) can use such instances interchangeably.

This common format uses a JSON specification available in the WfFormat GitHub repository. The schema GitHub repository provides detailed explanation of WfFormat (including required fields), and a validator script for verifying the compatibility of instances.

Below, is a visualization of the schema version 1.3: